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EP4101827A4 - Piezoelectric ceramic composition and piezoelectric actuator - Google Patents

Piezoelectric ceramic composition and piezoelectric actuator Download PDF

Info

Publication number
EP4101827A4
EP4101827A4 EP21781621.4A EP21781621A EP4101827A4 EP 4101827 A4 EP4101827 A4 EP 4101827A4 EP 21781621 A EP21781621 A EP 21781621A EP 4101827 A4 EP4101827 A4 EP 4101827A4
Authority
EP
European Patent Office
Prior art keywords
piezoelectric
ceramic composition
actuator
piezoelectric actuator
piezoelectric ceramic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21781621.4A
Other languages
German (de)
French (fr)
Other versions
EP4101827A1 (en
Inventor
Takeshi Hirayama
Shuhei TABATA
Makoto Higashibeppu
Gen SHIMURA
Yukihiro Hasegawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
Original Assignee
Kyocera Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kyocera Corp filed Critical Kyocera Corp
Publication of EP4101827A1 publication Critical patent/EP4101827A1/en
Publication of EP4101827A4 publication Critical patent/EP4101827A4/en
Pending legal-status Critical Current

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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/495—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates
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    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/14—Structure thereof only for on-demand ink jet heads
    • B41J2/14201—Structure of print heads with piezoelectric elements
    • B41J2/14233—Structure of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
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EP21781621.4A 2020-03-30 2021-03-26 Piezoelectric ceramic composition and piezoelectric actuator Pending EP4101827A4 (en)

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